00548nam a2200145   4500020001600000082001800016100002300034245007300057260004600130300003900176650006000215650004000275650002900315650005800344  a0312104014   a341.58bDUR/E  aDurch, William J.   aEvolution of UN peacekeeping : case studies and comparative analysis  aNew York : bSt. Martin's Press, c1993.   axiv, 509 p. : ill., maps ; 22 cm.   aUnited Nations—Peacekeeping forces—Case studies.v.  aInternational police—Case studies  aSecurity, International.  aArbitration, International—History—20th century.